This document explains how to fix Microsoft Outlook “cannot send mail the connection to the outgoing server” error code if it is not working properly or throwing an error while installing, updating,  launching/opening, performing action like sending or receiving emails, configuring emails etc.

This solutions applies for following version of Microsoft Outlook:

  • Outlook 2016
  • Outlook 365
  • Outlook 2013
  • Outlook 2010
  • Outlook 2007
  • Microsoft Office (2013/365/2016)
Error Code Log
Avg. Time to Resolve Issue   45 mins
Difficulty Very Hard
Log Name: Microsoft Outlook <version> 7.67
Source: DNS Error
Also Known as: Outlook fehler code , foutcode , fejlkode , code d’erreur , codice di errore , feil kode , cod de eroare , código de error
Operating System
  • Windows 7
  • Windows 8
  • Windows 10
Level: Application Level
User: <Outlook username>
Description:
  • Faulting Application Name: Microsoft Outlook <Application name>, version: 1.1.4871.11712, time stamp: 0×31410607
  • Faulting module name: Outlook  update.dll, version: 4.2.6919.32431
  • Exception code: 0xe01c520b
  • Fault offset: 0xc09e817a
  • Faulting process ID: 0×640
  • Faulting application start time: 0x17eaeb9e53072975
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Program Files (x86)\Microsoft Outlook\<appname>
  • Report ID: b2g54e58-9137-32e2-9391-8455cfb5c273
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Cause of Outlook Error Code

  • Incompatible Internet proxy configuration
  • System DLL files conflict

How to Resolve Outlook Error Cannot send mail the connection to the outgoing server

Step 1: Disable Windows Firewall Temporarily

1. In Start Search box type “Firewall.cpl” (without quotes)
Open Windows Firewall2. Click on Windows Firewall.
3. Click on “Turn Windows Firewall On or Off
Turn Windows Firewall on or off4. In Private network Setting, select “Turn off Windows firewall (not recommended)
5. Do the same for Public Network Setting.
Disable Windows Firewall6. Press OK.
Note: After the issue is resolved you must turn the Windows Firewall on.

Step 2: Temporarily Disable any installed 3rd Party Antivirus:

Some times Antivirus/Malware/Adware programs mark Microsoft office installer files as Spam and block it from installing. Please refer your vendors website for disabling it temporarily. Once installation is done you can activate it again.

In most cases Outlook error cannot send mail the connection to the outgoing server  should be resolved by following above steps. If however the issue still persists it means there is some critical issue with your system which needs to be fixed manually and is recommended to be done by an experienced Computer Technician.

You can chat one-on-one with one of our Outlook Support Representative 24/7 by clicking on the Chat button.

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Last Updated: 11/02/2016
Solution ID: 705884

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  • May 2nd, 2016

    Posted In: Microsoft Outlook

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